gentoo-overlay/app-doc/doxygen/files/doxygen-1.8.13-NULL-dereference.patch

From 0f02761a158a5e9ddbd5801682482af8986dbc35 Mon Sep 17 00:00:00 2001
From: albert-github <albert.tests@gmail.com>
Date: Wed, 4 Jan 2017 12:24:55 +0100
Subject: [PATCH] Bug 776791 - [1.8.13 Regression] Segfault building the
 breathe docs

Protected against NULL pointer of variable al
---
 src/xmlgen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xmlgen.cpp b/src/xmlgen.cpp
index fe95c7a..70e198a 100644
--- a/src/xmlgen.cpp
+++ b/src/xmlgen.cpp
@@ -620,7 +620,7 @@ static void generateXMLForMember(MemberDef *md,FTextStream &ti,FTextStream &t,De
     if (md->isInline()) t << "yes"; else t << "no";
     t << "\"";
 
-    if (al->refQualifier!=RefQualifierNone)
+    if (al!=0 && al->refQualifier!=RefQualifierNone)
     {
       t << " refqual=\"";
       if (al->refQualifier==RefQualifierLValue) t << "lvalue"; else t << "rvalue";